Home / 5,669.20-7,817.64-5,330.32

Finding the Fourth Proportional to 5,669.20, 7,817.64 and 5,330.32

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Solution

The fourth proportional to 5,669.20, 7,817.64 and 5,330.32 is: 7,350.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.20 : 7,817.64 = 5,330.32 : x
  2. Step 2: Convert to fraction form
    5,669.20/7,817.64 = 5,330.32/x
  3. Step 3: Cross multiply
    5,669.20x = 7,817.64 × 5,330.32
  4. Step 4: Simplify right side
    5,669.20x = 41,670,522.84
  5. Step 5: Solve for x
    x = 41,670,522.84/5,669.20
  6. Step 6: Final answer
    x = 7,350.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.